Ross Video Limited DED-8420 ® Dolby E/AC-3 Decoder User Manual Ross Part Number: 8420DR-004 Issue: 01...
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The material in this manual is furnished for informational use only. It is subject to change without notice and should not be construed as a commitment by Ross Video Limited. Ross Video Limited assumes no responsibility or liability for errors or inaccuracies that may appear in this manual.
Important Regulatory and Safety Notices Before using this product and any associated equipment, refer to the “Important Safety Instructions” listed below so as to avoid personnel injury and to prevent product damage. Products may require specific equipment, and /or installation procedures be carried out to satisfy certain regulatory compliance requirements.
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Operation of this equipment in a residential area is likely to cause harmful interference in which case users will be required to correct the interference at their own expense. Changes or modifications to this equipment not expressly approved by Ross Video Ltd. could void the user’s authority to operate this equipment.
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The crossed-out wheeled bin symbol invites you to use these systems. If you need more information on the collection, reuse, and recycling systems, please contact your local or regional waste administration. You can also contact Ross Video for more information on the environmental performances of our products.
In This Chapter ........................5-1 Technical Specifications...................5-2 ® Encoder Channel Assignment for Dolby E Encoding ..........5-3 Service Information In This Chapter ........................6-1 Troubleshooting Checklist ..................6-1 Power LED Conditions ....................6-2 Warranty and Repair Policy ..................6-2 Contents • i DED-8420 User Manual (Iss. 01)
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Ordering Information DED-8420 and Related Products................... 7-1 ii • Contents DED-8420 User Manual (Iss. 01)
Ross Video’s experience in engineering and design expertise since 1974. You will be pleased at how easily your new DED-8420 fits into your overall working environment. Equally pleasing is the product quality, reliability and functionality. Thank you for joining the group...
This is user selectable. • AES out 6: Copy of input • MDATA: Nothing If the input is PCM, the DED-8420 functions as a 1 x 3 Distribution Amplifier. The outputs are as follows: • AES out1: Copy of input •...
Documentation Terms The following terms are used throughout this guide: • “Frame” refers to the DFR-8300 series frame that houses the DED-8420 card, as well as any openGear frames. • All references to the DFR-8300 series frames also includes all version of the 10-slot (DFR-8310) and 20-slot (DFR-8320) frames and any available options.
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1-4 • Introduction DED-8420 User Manual (Iss. 01)
Unpacking Unpack each DED-8420 you received from the shipping container, and check the contents ensure that all items are included. If any items are missing or damaged, contact your sales representative or Ross Video directly. Installation and Setup • 2-1...
Installing the Rear Module If you received a Rear Module with your DED-8420, you will need to install the module in your DFR- 8300 series frame before you can install the DED-8420 in the frame, or connect cables to the card frame slot you have chosen for the DED-8420.
Due to input-output requirements, a maximum of ten DED-8420 cards can be installed in a DFR-8320 series frame. 2. After selecting the desired card frame slot, hold the DED-8420 card by the edges and carefully align the card edges with the slots in the frame.
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2-4 • Installation and Setup DED-8420 User Manual (Iss. 01)
User Controls In This Chapter This chapter contains a description of the DED-8420 user controls. The following topics are discussed: • DIP Switch Locations • DIP Switches • LEDs • Modes of Operation User Controls • 3-1 DED-8420 User Manual (Iss. 01)
Figure 4. DIP Switches Location DIP Switches This section provides a brief summary of the DIP Switches of the DED-8420. Refer to Figure 4 for DIP Switch locations and Figure 5 for an example of the DIP Switches in the OFF Position.
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Uses the Frame Reference Input 2 Reserved DIP SW7 — Default DIP Switch/Memory SW7 is used to enable or disable the parameters set by the DIP Switches on the DED-8420. This feature is also configurable via DashBoard. Set SW7 as follows: •...
You can still monitor the status of the card using DashBoard. • OFF — Select this setting to control the DED-8420 from DashBoard or the card- edge. This is the default setting. LEDs The front-edge of the card features LEDs that display the status of the input signals. (Figure 6) Figure 6.
This section describes the four modes of operation available on the DED-8420. Single AES Input Mode In this mode, the AES1 Input is a Dolby signal. The DED-8420 decodes the signal and the outputs are locked to the sample rate of the input signal.
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3-6 • User Controls DED-8420 User Manual (Iss. 01)
MFC-8310-N Network controller card. This card is required in order to use the DashBoard Control System to configure the DED-8420. The DashBoard Control System and user manual can be downloaded from the Ross Video website. Using the DashBoard Menus You must first install the DashBoard Control System software on your computer.
Status Menus This section summarizes the Status Menu options available through DashBoard for the DED-8420. Table 4. Status Menu Functions Menus Items Parameters Description Product DED-8420 Name Dolby Decoder Card Info (Read-only) Supplier Ross Video Ltd. Software Rev #.## Green...
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Output 5 (BNC 7) Settings Save Saves the current card settings * This is the default setting. † The DED-8420 requires an AES reference signal, and not a Bi-Level Sync or Tri-Level Sync. Control and Monitoring • 4-3 DED-8420 User Manual (Iss. 01)
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4-4 • Control and Monitoring DED-8420 User Manual (Iss. 01)
Specifications In This Chapter This chapter includes the Technical Specifications table for the DED-8420 card. The following topics are discussed: • Technical Specifications • ® Encoder Channel Assignment for Dolby E Encoding Specifications • 5-1 DED-8420 User Manual (Iss. 01)
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Technical Specifications Table 6 lists the Technical Specifications for the DED-8420 card. Table 6. DED-8420 - Technical Specifications Category Parameter Specification Number of Inputs AES-3id (SMPTE 276M) Standards ® Dolby E, Dolby Digital (AC-3), PCM (AES/EBU) Sampling Rates 30kHz to 48kHz...
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® Encoder Channel Assignment for Dolby E Encoding Table 7 lists the encoder channel assignment for encoding on the DED-8420. Table 7. DED-8420 - Technical Specifications Program SAPL SAPR Configuration BNC 3 BNC 3 BNC 4 BNC 4 BNC 5...
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5-4 • Specifications DED-8420 User Manual (Iss. 01)
Warranty and Repair Policy Troubleshooting Checklist Routine maintenance to your card is not required. In the event of problems with your DED-8420, the following basic troubleshooting checklist may help identify the source of the problem. If the module still does not appear to be working properly after checking all possible causes, please contact your openGear products distributor, or the Ross Video Technical Support department at the numbers listed under the “Contact Us”...
This User Manual provides all pertinent information for the safe installation and operation of your DED-8420. Ross Video policy dictates that all repairs to the DED-8420 are to be conducted only by an authorized Ross Video Limited factory representative. Therefore, any unauthorized attempt to repair this product, by anyone other than an authorized Ross Video Limited factory representative, will automatically void the warranty.
® Your DED-8420 Dolby E/AC-3 Decoder is a part of the openGear family of products. Ross Video offers a full line of openGear terminal equipment including distribution, conversion, monitoring, synchronizers, encoders, decoders, AES, keyers, switches, as well as analog audio and video products.
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Notes: 7-2 • Ordering Information DED-8420 User Manual (Iss. 01)
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Notes: Ordering Information • 7-3 DED-8420 User Manual (Iss. 01)
613 • 349 • 0006 After Hours Support 613 • 652 • 4425 General Information solutions@rossvideo.com E-MAIL Technical Support techsupport@rossvideo.com 8 John Street, Ross Video Limited Iroquois, Ontario, Canada POSTAL K0E 1K0 SERVICE P.O. Box 880, Ross Video Incorporated Ogdensburg, New York, USA 13669-0880...
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